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| Title | Author | Views/Replies | Posted at |
 C code and some asmI'm using codevision doing C and some asm I cant get .EQU TEST=10 to work in my asm I also can't get rcall to work calling another asm subroutine any ideas? |
dongyea | 2/6 | 2008/9/1 00:05 |
| ICCAVR - what a code ?!? if anybody may to tell me why ICCAVR generates such code: ------------------- for this C code if (PINC & BIT(PC7)) bVar = 0xAA; else bVar = 0x55; ------------------- the generated as... |
htc2498 | 2/3 | 2008/9/1 04:35 |
| Does GCC modify RAMPZ ? I was debugging a boot loader for the mega128. It was failing when loading more than 64k bytes of code, the second 64k overwrote the first 64k of flash. The bootloader DID set RAMPZ when crossing ... |
stgod | 4/3 | 2008/9/1 00:36 |
| My first SMD board Well with the help from several people on the forum and reading alot on the web as well as the great tutorials on this site, my first SMD board is done! When several people talked me into going to... |
anuo2008 | 3/19 | 2008/8/31 19:24 |
| 32 Bit Division anyone out there noe how to divide 32 bit division usin the atmel 90s |
wy830115 | 4/2 | 2008/9/1 04:48 |
| Ligth led on high bit I磎 working with the Mega162 microprocessor, and I got af problem. I have connected the Port A to the Led-socket. When I set af bit high on Port A the corresponding led i switched off - why is that, a... |
yutcxa | 3/11 | 2008/8/31 22:07 |
| serial problem at 230.4 kb I am reading binary data from a mega128 (MavericIIB) clocked at 14.745MHz using serial communication UART0. On the pc side I am using a USB to serial converter which should work up to 250 kbaude. T... |
btcdtc | 2/5 | 2008/9/1 01:50 |
| Create a 10-16kHz puls on I/O pin atmeg169 If it was my application, I would set up one of the PWM channels, 8-bit or 16-bit depending on the precision needed. The Mega169 has 3 timers with up to 4 PWM channels. Lee |
lassa | 4/1 | 2008/9/1 03:41 |
| Question regarding the ATSTK600... Sup guys? I've a quickie: I've just noticed that the ATSTK600 comes with a "ATmega2560 device board". (Seen @ Atmels' web-site @ the ATSTK600 web-page.) What does this mean? I mean, is this "devic... |
ai8957382 | 3/3 | 2008/8/31 17:29 |
| Low voltage ISP I have been experimenting with ISP on the AT90S8515 4AI at various voltages within the devices specifications. I am using the Atmel AVR ISP v.2.4 software and an adaptor I designed to translate the d... |
398338 | 3/1 | 2008/9/1 05:08 |
| Clear Interrupt buffer? If an interrups occurs while an interrupts is handled, how can i clear the interrup "flag" so the uP doesnt starts to process the next interrupts after? |
wy830115 | 2/6 | 2008/9/1 04:18 |
| What structure is the hexfile build off? Hello, I use Programmer Notepad2 that creates a hexfile for the Atmega8L microcontroller. I would like to know how the hexfile structure is defined or how this structure is called or where I can f... |
pdang | 3/3 | 2008/8/31 21:45 |
| AVRDUDE:Program and keep EEPROM contents... Whenever I program with AVRDUDE (settings derived from the WINAVR makefile), a chip erase is done which kills my EEPROM contents. This EEPROM contains some calibration data which I would like to ke... |
fusarium | 2/2 | 2008/9/1 01:10 |
| Polarized Relay Coil - Diode needed? I'm using this DPDT relay - http://pewa.panasonic.com/pcsd/product/ ... t/ds2y.pdf The datasheet states that the coil is polarized, but the schematic shows a simple coil. I'm guessing that the c... |
anuo2008 | 3/4 | 2008/8/31 18:59 |
| Which AVR is smallest and gruntiest??? Hi, Which AVR is the smallest (physical package size) but yet still reasonably powerful. I need SPI, UART, ADC (1 channel) and a bit of EEPROM. Execution speed is not critical for this applica... |
fujun2013 | 3/3 | 2008/9/1 01:38 |
| Servo pulse generation code (comments requested) You forgot to setthe stack pointer. Wright know it does not disturb you because you do not use the stack(rcall call op push) if it is time criticall use sbis than sbrs than you need not to read your ... |
yutcxa | 2/13 | 2008/9/1 03:44 |
| RAM function Hello, how can I declare a function in RAM ? Thanks in advance Michael |
mxg330 | 3/3 | 2008/8/31 19:21 |
| Butterfly, it's dataflash and ARV Studio Hi ppl! Still can't find any answer to the question: is it possible to read/write Butterfly's dataflash using SPI and AVR Studio and how to do it? Sorry if this topic allready been discussed bu... |
wy830115 | 3/1 | 2008/9/1 02:24 |
| four bit HD47780 troubles i was pretty pleased with my self when i got my 20x4 lcd working in 8-bit mode last night.. i'm not having as much luck tonight.. i'm using a tiny2313 and winAVR. PORTB controls the data pins, an... |
ken7976 | 3/9 | 2008/9/1 01:14 |
| pio Im trying to get communication up on the PIO ports under linux. have anyone played around with it? |
naoge | 2/20 | 2008/8/31 22:43 |
| attiny26 Hi, I need some help. Does anybody know where i can order an attiny26-controller in low quantity? -c- |
stgod | 3/3 | 2008/9/1 04:17 |
| new layout, links, etc. Well, it's pretty, but... I find the buttons hard to read at 1600x1200 (and I don't operate at less. I found a number of broken links and/or bad files in the GCC area. The AS3GCC.pdf, for exampl... |
fujun2013 | 4/2 | 2008/9/1 02:00 |
| Speed of float/trig maths Hi - I wanted to run this by yall before I attempted to code up the beast. I would like to do some fairly hefty float math at 50hz. Specifically, say I have floats X, Y, and Z. First I want to find S1... |
fujun2013 | 11/21 | 2008/8/31 23:50 |
| How to use ATAVRISP, when SPI lines are re-used?? Hello! (The question may seem dumm, but forgive me - I磎 a newbie) I would like to program my ATmega16L using the Atmel磗 AVR ISP Programmer. But the problem is, that I use the SPI lines to comm... |
saigu | 3/3 | 2008/9/1 01:34 |
| Fingerpriinting techniques Hi, I have to check a datablock of 10-16 bytes length, if the block has changed. Does anyone know a "fingerprinting" technique, so that I can calculate a checksum to find out, if there's an diffe... |
fujun2013 | 2/3 | 2008/9/1 05:12 |
| PWM-troubles Greetings, I am having problems using Fast PWM with my Counter/Timer0 in ATMega16. It seems as if the duty cycle does not update when I change the value in the OCR0 register. I want to use the PWM... |
ct731 | 3/2 | 2008/9/1 05:13 |
| about soft uart I have following the application note AVR304 . I am having trouble ...... #include |
bubulu | 3/3 | 2008/9/1 01:41 |
| set XRAM to save a global variabel How to configure external RAM to save a global variabel in GCC? I have a program like this: #include |
anuo2008 | 3/11 | 2008/8/31 20:42 |
| Truble with pwm on atmega128 hey im trying to send a pwm signal to a motor using the atmega128 but I can only get two of the ports to output my code is: Code:#include |
knoxville | 3/16 | 2008/8/31 17:52 |
| AVRUSB500 May we just burn the precomipled HEX file into the atmega8 and not using that bbng programming mode. and for sure not using LINUX? |
zunwang | 3/3 | 2008/8/31 20:00 |
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